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<h2><a name="SECTION0010720000000000000000"></a><a name="dom-example"></a>
<br>
8.7.2 DOM Example 
</h2>

<p>
This example program is a fairly realistic example of a simple
program. In this particular case, we do not take much advantage
of the flexibility of the DOM.

<p>
<div class="verbatim">
<pre>import xml.dom.minidom

document = """\
&lt;slideshow&gt;
&lt;title&gt;Demo slideshow&lt;/title&gt;
&lt;slide&gt;&lt;title&gt;Slide title&lt;/title&gt;
&lt;point&gt;This is a demo&lt;/point&gt;
&lt;point&gt;Of a program for processing slides&lt;/point&gt;
&lt;/slide&gt;

&lt;slide&gt;&lt;title&gt;Another demo slide&lt;/title&gt;
&lt;point&gt;It is important&lt;/point&gt;
&lt;point&gt;To have more than&lt;/point&gt;
&lt;point&gt;one slide&lt;/point&gt;
&lt;/slide&gt;
&lt;/slideshow&gt;
"""

dom = xml.dom.minidom.parseString(document)

def getText(nodelist):
    rc = ""
    for node in nodelist:
        if node.nodeType == node.TEXT_NODE:
            rc = rc + node.data
    return rc

def handleSlideshow(slideshow):
    print "&lt;html&gt;"
    handleSlideshowTitle(slideshow.getElementsByTagName("title")[0])
    slides = slideshow.getElementsByTagName("slide")
    handleToc(slides)
    handleSlides(slides)
    print "&lt;/html&gt;"

def handleSlides(slides):
    for slide in slides:
        handleSlide(slide)

def handleSlide(slide):
    handleSlideTitle(slide.getElementsByTagName("title")[0])
    handlePoints(slide.getElementsByTagName("point"))

def handleSlideshowTitle(title):
    print "&lt;title&gt;%s&lt;/title&gt;" % getText(title.childNodes)

def handleSlideTitle(title):
    print "&lt;h2&gt;%s&lt;/h2&gt;" % getText(title.childNodes)

def handlePoints(points):
    print "&lt;ul&gt;"
    for point in points:
        handlePoint(point)
    print "&lt;/ul&gt;"

def handlePoint(point):
    print "&lt;li&gt;%s&lt;/li&gt;" % getText(point.childNodes)

def handleToc(slides):
    for slide in slides:
        title = slide.getElementsByTagName("title")[0]
        print "&lt;p&gt;%s&lt;/p&gt;" % getText(title.childNodes)

handleSlideshow(dom)
</pre>
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